<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="../js/jquery-2.2.3.min.js"></script>
    <script src="../js/auto-line-number.js"></script>
</head>
<body>
<textarea  id="hao"  style="width: 100%;height: 100%;"></textarea>
</body>

<script>
    $(function(){
        $("#hao").setTextareaCount();
        console.log(1)

    })
</script>
</html>